This is a very good article on what we face with over population, I've seen the results myself in my life time America has doubled in population however either side your on this is a good read.
[url]http://zebsrebs.blogspot.com/2009/10/temporal-blindness-and-overpopulation.html[/URL]
[url]http://zebsrebs.blogspot.com/2009/10/temporal-blindness-and-overpopulation.html[/URL]